Calculate sales tax using the TaxCloud.net API

A nice Ruby wrapper for the Twilio REST API

A subset of the BCP47 spec implemented in ruby

Ruby API for use with bitstamp.

Dugway allows you to run your Big Cartel theme on your computer, test it in any browser, write code in your favorite editor, and use fancy new tools like CoffeeScript, Sass, and LESS. It's awesome.

Lets you read from the Google Contacts API. Posting to come later.

Ruby library for accessing Microsoft Exchange using Exchange Web Services

A set of extensions to markdown layered on top of the kramdown library for use in the UK Government Single Domain project

Beat Heroku's 60s boot timeout with a forward proxy.

A database backend for Rails i18n

A simple country code select helper that works with I18n translations.

A subset of the ISO spec implemented in ruby

A dirt simple library for parsing and formatting human readable dates

Like Rack is to Rails and Sinatra, Punchblock provides a consistent API on top of several underlying third-party call control protocols.

User interface for manage settings with rails-settings gem

This gem is an updated version of jnunemakers scrobbler gem. Rockstar uses v2.0 of the last.fm api.

Spira is a framework for using the information in RDF.rb repositories as model objects.

This is a bot for 37 Signals’ Campfire chat service.

Cloudist is a simple, highly scalable job queue for Ruby applications, it can run within Rails, DaemonKit or your own custom application. Refer to github page for examples

Dubious is a web framework written in Mirah.